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 * and open the template in the editor.
 */
package Serial;

/**
 *
 * @author ITC
 */
import java.io.InputStream;
import java.io.OutputStream;
import gnu.io.CommPortIdentifier; 
import gnu.io.SerialPort;
import gnu.io.SerialPortEvent; 
import gnu.io.SerialPortEventListener; 
import java.io.IOException;
import java.util.Enumeration;
import slishome.Globals;

public class SerialTest implements SerialPortEventListener, Globals {
	SerialPort serialPort;
        /** The port we're normally going to use. */
	private static final String PORT_NAMES[] = { 
			"/dev/tty.usbserial-A9007UX1", // Mac OS X
			"/dev/ttyUSB0", // Linux
			"COM3", // Windows
			};
	/** Buffered input stream from the port */
	private InputStream input;
	/** The output stream to the port */
	private OutputStream output;
	/** Milliseconds to block while waiting for port open */
	private static final int TIME_OUT = 2000;
	/** Default bits per second for COM port. */
	private static final int DATA_RATE = 19200;
        
        
        //below
            private static Enumeration	      portList;
    private static CommPortIdentifier portId;
      private String  defaultPort = "COM3";

	public void initialize() {
//		CommPortIdentifier portId = null;
//		Enumeration portEnum = CommPortIdentifier.getPortIdentifiers();
//
//		// iterate through, looking for the port
//		while (portEnum.hasMoreElements()) {
//			CommPortIdentifier currPortId = (CommPortIdentifier) portEnum.nextElement();
//			for (String portName : PORT_NAMES) {
//				if (currPortId.getName().equals(portName)) {
//					portId = currPortId;
//					break;
//				}
//			}
//		}
//
//		if (portId == null) {
//			System.out.println("Could not find COM port.");
//			return;
//		}
            
            //portFound = false;
        portList = CommPortIdentifier.getPortIdentifiers();
        while (portList.hasMoreElements()) {
	    portId = (CommPortIdentifier) portList.nextElement();

	    if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {

		if (portId.getName().equals(defaultPort)) {
		    System.out.println("Found port " + defaultPort);

		   // portFound = true;
                }
            }
        } 

		try {
			// open serial port, and use class name for the appName.
			serialPort = (SerialPort) portId.open(this.getClass().getName(),
					TIME_OUT);

			// set port parameters
			serialPort.setSerialPortParams(DATA_RATE,
					SerialPort.DATABITS_8,
					SerialPort.STOPBITS_1,
					SerialPort.PARITY_NONE);
                        
                        
                     

			// open the streams
			input = serialPort.getInputStream();
			output = serialPort.getOutputStream();

			// add event listeners
			serialPort.addEventListener(this);
			serialPort.notifyOnDataAvailable(true);
		} catch (Exception e) {
			System.err.println(e.toString());
		}
                
//                try {
//		    	serialPort.notifyOnOutputEmpty(true);
//		    } catch (Exception e) {
//			System.out.println("Error setting event notification");
//			System.out.println(e.toString());
//			System.exit(-1);
//		    }
	}

	/**
	 * This should be called when you stop using the port.
	 * This will prevent port locking on platforms like Linux.
	 */
	public synchronized void close() {
		if (serialPort != null) {
			serialPort.removeEventListener();
			serialPort.close();
		}
	}

	/**
	 * Handle an event on the serial port. Read the data and print it.
	 */
	public synchronized void serialEvent(SerialPortEvent oEvent) {
		if (oEvent.getEventType() == SerialPortEvent.DATA_AVAILABLE) {
			try {
				int available = input.available();
				byte chunk[] = new byte[available];
				input.read(chunk, 0, available);

				// Displayed results are codepage dependent
                                x10.plmHandler(chunk);
				for(int j =0;j<chunk.length;j++){
                                   // System.out.print(Integer.toHexString(chunk[j]&0xFF)+" ");
                                    System.out.print(chunk[j]+ " ");}
                                System.out.println("end");
			} catch (Exception e) {
				System.err.println(e.toString());
			}
		}
		// Ignore all the other eventTypes, but you should consider the other ones.
	}
        
        public void write(byte out[])
        {
            byte a[]={0x02,0x63,0x16,0x00};
            byte b[]={0x02,0x63,0x12,(byte) 0x80};
            System.out.println("am i here?");
            try {
//                    for(int j =0;j<out.length;j++){
//                                    System.out.print(Integer.toHexString(out[j]&0xFF)+" ");
//                    output.write(out[j]);}
			output.write(out);
		    } catch (IOException e) {}
            
//            try {
//		       Thread.sleep(500);  // Be sure data is xferred before closing
//		    } catch (Exception e) {}
//            
//            try {
////                    for(int j =0;j<out.length;j++){
////                                    System.out.print(Integer.toHexString(out[j]&0xFF)+" ");
////                    output.write(out[j]);}
//			output.write(b);
//		    } catch (IOException e) {}
//            
//            try {
//		       Thread.sleep(1000);  // Be sure data is xferred before closing
//		    } catch (Exception e) {}
        }
}
